#ifndef __SYSTEM_H__
#define __SYSTEM_H__
#include "main.h"

extern uint8_t backLightEn;
extern uint8_t key1UpLoadEn;
extern uint8_t key2UpLoadEn;
extern uint8_t key3UpLoadEn;
extern uint8_t key4UpLoadEn;
void system_process(void);


#endif /* __SYSTEM_H__ */
